Features 1、[High Accuracy] This signal generator has high accuracy and can generate sine waves, triangle waves, and square waves. 2、[Frequency Range Adjustable] The frequency range is adjustable, with a five digit accuracy resolution, which can meet your various needs. 3、[Durable Material] Function signal generator is made of PCB and ABS material, which is durable, you can assemble it by yourself and enjoy the fun. 4、[Through Hole Component] All are through hole components, the number of components is small, easy to assemble, easy to debug. 5、[Widely Application] Widely used in many situations, such as engineers, technicians, factories, DIY, electronics enthusiasts, etc. Specification Item Type: Signal Generator Model: XR2206 Material: PCB+ABS Input Voltage: 9-12V DC Package List 1 x Circuit Board 27 x Electronic Component 6 x Shell Parts 9 x Screw 5 x Nut 1 x Manual